Answer:
<h2>x = 3</h2>
Step-by-step explanation:

180-40=140. 140/5 = 28
x= 28
angle B: 5(28) = 140
140 + 40 = 180
180=180
? = 2. Thats the only one i got that equals 8xy^2. Not sure if its right tho.
Answer:
addition
Step-by-step explanation:
in this case its addition , but the only reson it is going first is bc it sin the parenthasies